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    5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
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    4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
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    4 Channel Relay Module 4-Channel Relay Control Board With Optocoupler. Relay Output 4 Way Relay
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    Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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    5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
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    1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
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    4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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    4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For UNO R3
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    1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
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    5V 1 2 4 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 8 Way Relay Module For Arduino
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    DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
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    5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
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    5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
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    5V/12V 1/2/4/6/8 Channel Relay Module With Optocoupler - Relay Output, Compatible With Arduino, In
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    5V 12V 24V 8 Channel Relay Module With Optocoupler Relay Output 8 Way Relay Module For Arduino
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    Relay Sk Module Sk1010 10-Way Screw Wiring 5V 12V 24V Relay Control
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    1/2/4/6/8 Channel Relay Module With Optocoupler - 5V 12V, For Arduino, 1-8 Way Output, In Stock
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Arduino Relay Module Wiring
1/5PCS 5V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output - Aliexpress 502
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1/5PCS 5V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output - Aliexpress 502
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48 Sensors Modules Starter Kit For Arduino With LCD 5V Relay Sound LED Modules Servo Motor Motion
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AliExpress
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48 Sensors Modules Starter Kit For Arduino With LCD 5V Relay Sound LED Modules Servo Motor Motion
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AliExpress
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DC 5V 4 Channel Relay Shield Terminal Development Board For Arduino UNO R3
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eBay UK
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DC 5V 4 Channel Relay Shield Terminal Development Board For Arduino UNO R3
DC 5V 4 Channel Relay Shield Terminal Development Board For Arduino UNO R3
eBay UK
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KY-019 5V/12V 1 Channel Relay Board Module KY-019 For Arduinos DIY Kits
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Alibaba B2B
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KY-019 5V/12V 1 Channel Relay Board Module KY-019 For Arduinos DIY Kits
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Alibaba B2B
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33
Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
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Hailege 5V 4 Channel Relay Shield For Arduino UNO R3 Arduino Uno Relay Shield 4 Channel Relay Shield For Arduino UNO R3
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Hailege 5V 4 Channel Relay Shield For Arduino UNO R3 Arduino Uno Relay Shield 4 Channel Relay Shield For Arduino UNO R3
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TZT 5V 12V1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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TZT 5V 12V1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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TZT 5V 12V 1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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TZT 5V 12V 1 2 4 6 8 Channel Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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16 Channel Relay Shield Module DC 5V 12V With Optocoupler LM2576 Microcontrollers Interface Power Relay For Arduino DIY Kit
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1 2 4 6 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino - Aliexpress 502
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5V 4 Channel Relay Shield Module Compatible With UNO R3, Four Way Relay Expansion Board For Arduino
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5V 4 Channel Relay Shield Module Compatible With UNO R3, Four Way Relay Expansion Board For Arduino
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12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
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12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
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2009 4 Channel 5V Relay Module For Arduinos Sensor Kits
2009 4 Channel 5V Relay Module For Arduinos Sensor Kits
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2009 4 Channel 5V Relay Module For Arduinos Sensor Kits
2009 4 Channel 5V Relay Module For Arduinos Sensor Kits
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1/2/4/8/16 Channel Relay Module 5V 12V 24V With Optocoupler Protection Relay Expansion Board MCU Development Board Accessories
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1/2/4/8/16 Channel Relay Module 5V 12V 24V With Optocoupler Protection Relay Expansion Board MCU Development Board Accessories
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1-Channel 5V/12V Relay Module For Arduino Time Relay DIY Kit Low Level Household Appliance Control Electronics Modules Kits SCM
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Alibaba.com
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1-Channel 5V/12V Relay Module For Arduino Time Relay DIY Kit Low Level Household Appliance Control Electronics Modules Kits SCM
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Alibaba.com
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Home Automation ModulesDiscover Arduino relay modules designed for automating home appliances and systems.
Beginner-Friendly ModulesExplore easy-to-use Arduino relay modules suitable for beginners and hobbyists.
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Multi-Channel Relay ModulesBrowse Arduino relay modules with multiple channels for controlling several devices simultaneously.
Robotics and AutomationExplore Arduino relay modules designed for robotics and automation projects.
All products
2 Way 2 Channel Relay Module 5V With Optocoupler Protection Relay For Arduino Expansion Board MCU Development Board Accessories Tapdra Spare Part
2 Way 2 Channel Relay Module 5V With Optocoupler Protection Relay For Arduino Expansion Board MCU Development Board Accessories Tapdra Spare Part
Walmart
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88
2 Way 2 Channel Relay Module 5V With Optocoupler Protection Relay For Arduino Expansion Board MCU Development Board Accessories Tapdra Spare Part
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Walmart
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino - Aliexpress 502
1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino - Aliexpress 502
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1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino - Aliexpress 502
1 2 4 8 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino - Aliexpress 502
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5V 12V Relay Module1 2 4 6 8 Channel With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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Aliexpress
$
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5V 12V Relay Module1 2 4 6 8 Channel With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino In Stock
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Aliexpress
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4-Way Relay Module 5V Blue Board Optocoupler Isolation Side Pin Header PLC Driver Control Board Module
4-Way Relay Module 5V Blue Board Optocoupler Isolation Side Pin Header PLC Driver Control Board Module
Alibaba B2B
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4-Way Relay Module 5V Blue Board Optocoupler Isolation Side Pin Header PLC Driver Control Board Module
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Alibaba B2B
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12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
USA_AliEx
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12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
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USA_AliEx
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1PCS DC5V 1 ,2 ,4 ,8-Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
1PCS DC5V 1 ,2 ,4 ,8-Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
AliExpress
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1PCS DC5V 1 ,2 ,4 ,8-Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
1PCS DC5V 1 ,2 ,4 ,8-Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
AliExpress
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4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino UNO R3 Mega 2560
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4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino UNO R3 Mega 2560
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Keyestudio 8 Channel Relay Module 5 V Relay Module For Arduino Voltage Relay Shield For Microbit
Keyestudio 8 Channel Relay Module 5 V Relay Module For Arduino Voltage Relay Shield For Microbit
Alibaba.com
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22
Keyestudio 8 Channel Relay Module 5 V Relay Module For Arduino Voltage Relay Shield For Microbit
Keyestudio 8 Channel Relay Module 5 V Relay Module For Arduino Voltage Relay Shield For Microbit
Alibaba.com
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22
5V 12V 24V 4-Way For Arduino Relay Module With 4 Channels & Optocoupler Relay Output In Stock
5V 12V 24V 4-Way For Arduino Relay Module With 4 Channels & Optocoupler Relay Output In Stock
Alibaba B2B
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5V 12V 24V 4-Way For Arduino Relay Module With 4 Channels & Optocoupler Relay Output In Stock
5V 12V 24V 4-Way For Arduino Relay Module With 4 Channels & Optocoupler Relay Output In Stock
Alibaba B2B
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5V 4 Channel Relay Board Module With Optocoupler 4 Way Relay Module For Arduino Raspberry Pi DIY Electronics Control
5V 4 Channel Relay Board Module With Optocoupler 4 Way Relay Module For Arduino Raspberry Pi DIY Electronics Control
Alibaba B2B
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5V 4 Channel Relay Board Module With Optocoupler 4 Way Relay Module For Arduino Raspberry Pi DIY Electronics Control
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Alibaba B2B
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1 Channel 5V 9V 12V 24V Relay Module Board Shield With Optocoupler Relay Module Support High And Low
1 Channel 5V 9V 12V 24V Relay Module Board Shield With Optocoupler Relay Module Support High And Low
AliExpress
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1 Channel 5V 9V 12V 24V Relay Module Board Shield With Optocoupler Relay Module Support High And Low
1 Channel 5V 9V 12V 24V Relay Module Board Shield With Optocoupler Relay Module Support High And Low
AliExpress
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15
KEYESTUDIO 37 in 1 Sensor Kit For Arduino With Tutorial,Sensors Modules Compatible For Arduino And Raspberry Pi Programming,Active Buzzer/5V Relay/
KEYESTUDIO 37 in 1 Sensor Kit For Arduino With Tutorial,Sensors Modules Compatible For Arduino And Raspberry Pi Programming,Active Buzzer/5V Relay/
Amazon.com
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KEYESTUDIO 37 in 1 Sensor Kit For Arduino With Tutorial,Sensors Modules Compatible For Arduino And Raspberry Pi Programming,Active Buzzer/5V Relay/
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Amazon.com
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1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino
1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino
Aliexpress
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1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino
1 2 4 8 Channel 5V/12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For Arduino
Aliexpress
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Relay Module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And
Relay Module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And
AliExpress
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07
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Relay Module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And
Relay Module 1 2 4 6 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And
AliExpress
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16
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
AliExpress
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41
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84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
AliExpress
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41
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84
1PCS 5V 8 Channel Relay Module With Optocoupler Relay Output 8 Way Relay Module For Arduino Relays
1PCS 5V 8 Channel Relay Module With Optocoupler Relay Output 8 Way Relay Module For Arduino Relays
AliExpress
$
4
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36
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59
1PCS 5V 8 Channel Relay Module With Optocoupler Relay Output 8 Way Relay Module For Arduino Relays
1PCS 5V 8 Channel Relay Module With Optocoupler Relay Output 8 Way Relay Module For Arduino Relays
AliExpress
$
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Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High Or Low Level Trigger
Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High Or Low Level Trigger
Walmart
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11
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87
Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High Or Low Level Trigger
Uxcell 1 Pcs DC 5V 1 Channel Relay Module Switch Board Shield 30A High Or Low Level Trigger
Walmart
$
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87
5V/12V/24V Relay Module For Arduino 1/2/4/6/8 Channel Relay Module Optocoupler Relay
5V/12V/24V Relay Module For Arduino 1/2/4/6/8 Channel Relay Module Optocoupler Relay
Alibaba.com
$
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15
5V/12V/24V Relay Module For Arduino 1/2/4/6/8 Channel Relay Module Optocoupler Relay
5V/12V/24V Relay Module For Arduino 1/2/4/6/8 Channel Relay Module Optocoupler Relay
Alibaba.com
$
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15
4 Channel 5V Relay Module With Optocoupler Relay Output 4 Way Relay Shielding Module For Arduino DIY Control Switch DC 12V
4 Channel 5V Relay Module With Optocoupler Relay Output 4 Way Relay Shielding Module For Arduino DIY Control Switch DC 12V
Alibaba.com
$
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21
4 Channel 5V Relay Module With Optocoupler Relay Output 4 Way Relay Shielding Module For Arduino DIY Control Switch DC 12V
4 Channel 5V Relay Module With Optocoupler Relay Output 4 Way Relay Shielding Module For Arduino DIY Control Switch DC 12V
Alibaba.com
$
1
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21
16 Channel I2C Relay Board For Arduino Raspberry Pi
16 Channel I2C Relay Board For Arduino Raspberry Pi
VXB.com
$
77
.
77
$
150
16 Channel I2C Relay Board For Arduino Raspberry Pi
16 Channel I2C Relay Board For Arduino Raspberry Pi
VXB.com
$
77
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77
$
150
16-Channel Relay Module Optocoupler Board For Arduino Diy Kit - 5V,
16-Channel Relay Module Optocoupler Board For Arduino Diy Kit - 5V,
eBay
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43
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99
16-Channel Relay Module Optocoupler Board For Arduino Diy Kit - 5V,
16-Channel Relay Module Optocoupler Board For Arduino Diy Kit - 5V,
eBay
$
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99
Sponsored
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    5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
    $3.77
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    Aliexpress
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    5V 4 Channel Relay Shield Module For Arduino UNO R3 Mega2560 Electronic 4 Way Four Channel Relay
    $3.99
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    Aliexpress
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    One 1 Channel Relay Module DC 5V 9V 12V 24V High And Low Level Trigger Relay Control Board With
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    Aliexpress
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    Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
    $9.99
    Amazon.com
    4.5·
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    Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
    $7.11
    Amazon.com
    4.5·
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    One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
    $0.77
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    Aliexpress
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    5V 1 Channel Relay Module For Arduino 1 Way Relay Interface Board For MCU PIC AVR DSP ARM SCM
    $1.89
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    Aliexpress
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    Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
    $17.99
    Amazon.com
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